PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Finding a way to extract silica from the fluid is key to this type of ???cascaded use??? of geothermal energy???that is, extracting not only heat for energy but also marketable by-products, such as silica and other minerals, for resale.
http://www.w3.org/ns/prov#wasQuotedFrom
  • eurekalert.org